DE3172794D1 - Process for producing styrene polymer beads of preferred bead size - Google Patents

Process for producing styrene polymer beads of preferred bead size

Info

Publication number
DE3172794D1
DE3172794D1 DE8181306056T DE3172794T DE3172794D1 DE 3172794 D1 DE3172794 D1 DE 3172794D1 DE 8181306056 T DE8181306056 T DE 8181306056T DE 3172794 T DE3172794 T DE 3172794T DE 3172794 D1 DE3172794 D1 DE 3172794D1
Authority
DE
Germany
Prior art keywords
polymer beads
styrene polymer
bead size
producing styrene
preferred bead
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE8181306056T
Other languages
German (de)
English (en)
Inventor
Alvin R Ingram
Harold A Wright
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Atlantic Richfield Co
Original Assignee
Atlantic Richfield Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Atlantic Richfield Co filed Critical Atlantic Richfield Co
Application granted granted Critical
Publication of DE3172794D1 publication Critical patent/DE3172794D1/de
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F257/00—Macromolecular compounds obtained by polymerising monomers on to polymers of aromatic monomers as defined in group C08F12/00
    • C08F257/02—Macromolecular compounds obtained by polymerising monomers on to polymers of aromatic monomers as defined in group C08F12/00 on to polymers of styrene or alkyl-substituted styrenes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2991—Coated
    • Y10T428/2998—Coated including synthetic resin or polymer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
DE8181306056T 1980-12-23 1981-12-22 Process for producing styrene polymer beads of preferred bead size Expired DE3172794D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/219,453 US4333969A (en) 1980-12-23 1980-12-23 Process for producing styrenic polymer beads of preferred bead size

Publications (1)

Publication Number Publication Date
DE3172794D1 true DE3172794D1 (en) 1985-12-05

Family

ID=22819320

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8181306056T Expired DE3172794D1 (en) 1980-12-23 1981-12-22 Process for producing styrene polymer beads of preferred bead size

Country Status (5)

Country Link
US (1) US4333969A (cs)
EP (1) EP0055132B1 (cs)
JP (1) JPS57128708A (cs)
CA (1) CA1164733A (cs)
DE (1) DE3172794D1 (cs)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4375497A (en) * 1981-08-27 1983-03-01 The Goodyear Tire & Rubber Company Free flowing SBR black masterbatch powder
US4500658A (en) * 1983-06-06 1985-02-19 Austenal International, Inc. Radiopaque acrylic resin
DE3447585A1 (de) * 1984-12-28 1986-07-10 Hüls AG, 4370 Marl Styrol/butadien-pfropfcopolymerisat-latex und diesen als verstaerkerlatex enthaltende, in der waerme vulkanisierbare masse zur herstellung von latexschaum
FR2615192B1 (fr) * 1987-05-11 1989-12-01 Rhone Poulenc Chimie Procede de preparation de particules de polymere ou de latex constitues de particules de polymere comportant, implantees a leur surface, des molecules amphiphiles portant des groupes ionogenes ou reactifs
JPS6481810A (en) * 1987-09-22 1989-03-28 Kao Corp Production of fine polymer particle having uniform particle diameter
US4983668A (en) * 1987-11-25 1991-01-08 Aristech Chemical Corporation Polymer partculates for molding and the like
JPH0618917B2 (ja) * 1989-04-28 1994-03-16 鐘淵化学工業株式会社 発泡性熱可塑性重合体粒子の製造方法
US5147937A (en) * 1990-03-22 1992-09-15 Rohm And Haas Company Process for making controlled, uniform-sized particles in the 1 to 50 micrometer range
US5132060A (en) * 1990-08-17 1992-07-21 The Dow Chemical Company Methods of making antistatic vinylaromatic-containing articles
GB9721603D0 (en) 1997-10-10 1997-12-10 Dyno Ind Asa Method
US6502621B2 (en) 1999-12-29 2003-01-07 Styrochem Delaware, Inc. Processes for forming styrene/methyl methacrylate copolymers
US6360807B2 (en) 1999-12-29 2002-03-26 Styrochem Delaware, Inc. Processes for forming styrenic copolymers
US6710094B2 (en) 1999-12-29 2004-03-23 Styrochem Delaware, Inc. Processes for preparing patterns for use in metal castings
US6355697B2 (en) 1999-12-29 2002-03-12 Styrochem Delaware, Inc. Processes for forming styrenic polymers
CA2458606A1 (en) * 2002-04-30 2003-11-13 Kaneka Corporation Polymer particles and process for preparing the same

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1161424B (de) * 1966-02-11 1964-01-16 Socony Mobil Oil Co Inc Verfahren zur Herstellung von Perlpolymerisaten durch Suspensionspolymerisation
US3442881A (en) * 1966-05-02 1969-05-06 Dow Chemical Co Process for the preparation of polymers in bead form
JPS4919106B1 (cs) * 1970-12-29 1974-05-15
US3922255A (en) * 1972-05-15 1975-11-25 Rohm & Haas Method of producing uniform polymer beads
US4174425A (en) * 1973-07-23 1979-11-13 Sekisui Kasehin Kogyo Kabushiki Kaisha Process of preparing styrenic polymer foams
FR2238718A1 (en) 1973-07-27 1975-02-21 Sekisui Chemical Co Ltd Polystyrene particles of uniform size, esp. for foams - by polymerising in suspension of fine polystyrene particles, contg. catalyst and polymn retarder
DE2338133C3 (de) * 1973-07-27 1980-12-18 Sekisui Kagaku Kogyo K.K., Osaka Verfahren zur Herstellung von Styrolpolymerisaten
US4017670A (en) * 1976-05-24 1977-04-12 Arco Polymers, Inc. Suspension polymerization process
US4170699A (en) * 1978-06-29 1979-10-09 Arco Polymers, Inc. Bead size distribution in the suspension polymerization of vinyl aromatic monomers in the presence of glutamic acid

Also Published As

Publication number Publication date
US4333969A (en) 1982-06-08
EP0055132B1 (en) 1985-10-30
JPS57128708A (en) 1982-08-10
EP0055132A1 (en) 1982-06-30
JPH0338287B2 (cs) 1991-06-10
CA1164733A (en) 1984-04-03

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee